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Finding the Fourth Proportional to 2,334.14, 3,502.66 and 874.32

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Solution

The fourth proportional to 2,334.14, 3,502.66 and 874.32 is: 1,312.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,334.14 : 3,502.66 = 874.32 : x
  2. Step 2: Convert to fraction form
    2,334.14/3,502.66 = 874.32/x
  3. Step 3: Cross multiply
    2,334.14x = 3,502.66 × 874.32
  4. Step 4: Simplify right side
    2,334.14x = 3,062,445.69
  5. Step 5: Solve for x
    x = 3,062,445.69/2,334.14
  6. Step 6: Final answer
    x = 1,312.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.